Answer:
a+4
Step-by-step explanation:
Expression means there are no equals signs
Sum means add
a+4
Wait... why the nearest tenth? maybe i’m reading the questions wrong but the equation y=-3 is just a horizontal line going through -3 on the y axis, so the diff is just 4
10*7*5=350 in3, the volume of 1 brick
14,000 in3 is the volume of all the concrete
Let X=the number of bricks
350*X=14000
X=14000/350
X=40 bricks
Answer: The converse of the statement will be :
which is not true.
Step-by-step explanation:
The given statement : 
To write a converse of a conditional statement "p then q", will be "q then p" the hypothesis and conclusion interchanges .
Then the converse of the statement will be :
which is not true.
Since , 
Therefore,